> 1) Til' now, writing to swap files & partitions was clustered
> in 128kb chunks which is too small, especially now when we have swapin
> readahead (default 64kb). Fragmentation of swap file with such a value
> is big, so swapin readahead hit rate is probably small. Thus first
> improvement is in increasing on-disk cluster size to much bigger
> value. I chose 512, and it works very well, indeed (see below). All
> this is completely safe.
>
Oops, in fact 256 is in patch. I used 512 in my preliminary
tests. But, either value will work well.
-- Zlatko- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/